nytimes.com – A man was charged late Tuesday in the fatal shoving of a subway rider in the Bronx after he was taken into custody earlier in the day in a separate assault at a Manhattan subway station this month, the police said. The man, Kevin Darden, 34, was arrested on a murder charge in the death of the rider, Wai Kuen Kwok, 61, who was shoved into the path of an oncoming subway train on Sunday, the police said.